This study will determine whether certain blood pressure medications will slow cyst growth or keep kidneys functioning longer in patients with autosomal dominant polycystic kidney disease (ADPKD). The study will take place at several sites in the United States. The start date of the study has not yet been determined.

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study.
To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below.
For general information, see Learn About Clinical Studies.

Please refer to this study by its ClinicalTrials.gov identifier: NCT00067977